@charset "UTF-8";
.container {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  /* 这会使容器占据整个视口的高度，实现垂直居中 */
}

.container .box {
  display: flex;
  flex-direction: column;
  /* 垂直分布 */
  align-items: center;
}
